CN107277892A - The network insertion of cell selectivity - Google Patents
The network insertion of cell selectivity Download PDFInfo
- Publication number
- CN107277892A CN107277892A CN201710403212.8A CN201710403212A CN107277892A CN 107277892 A CN107277892 A CN 107277892A CN 201710403212 A CN201710403212 A CN 201710403212A CN 107277892 A CN107277892 A CN 107277892A
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- Prior art keywords
- cell type
- cell
- broadcast singal
- type
- lead code
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/32—Hierarchical cell structures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/20—Selecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The present invention relates to the network insertion of cell selectivity.The invention discloses the method and apparatus for providing selective network access, wherein at least one in lead code and header portion based on broadcast singal indicates to provide cell type.In receiving terminal, checked whether based at least one in lead code and header portion from the first and second different cell types and receive broadcast singal.If the broadcast singal from the first and second cell types is received with enough intensity, first community type is selected for network insertion.
Description
It is that June 6, Application No. 200880129669.3, international application no in 2008 are PCT/ the applying date that the application, which is,
EP2008/004543, the divisional application of the patent application of entitled " network insertion of cell selectivity ".
Technical field
Embodiments of the invention are related to a kind of method and apparatus for being used to provide the access to wireless network, the wireless network
The all UMTSs of (but not limited to) in this way (UMTS) of network or Long Term Evolution (LTE) network or mobile WiMAX are (micro-
Ripple access global-intercommunication).
Background technology
Base station from home, home node-b, the home access device of femto (femto) e nodes B or any other type
(hereinafter referred to as " HNB ") in the 3rd generation partner program (3GPP) and in operator and group of manufacturer
Topic as extensive discussions.When HNB is deployed in family and office, HNB allows user's (between floors) to use him
The covering that can but significantly improve of existing mobile phone and enhanced broadband wireless performance.In addition, based on Internet protocol (IP)
Framework allow disposed and managed in the substantially any environment with broadband the Internet service.Femto with HNB
Therefore cell is realized to improve small low-cost cellular basestation of the in-door covering as target so that can provide using house numeral
User's line (DSL) or cable broadband are connected to the small-sized honeycomb access point of mobile operator network.Millimicro is small
The concept in area is simple：Make base station cheap enough to largely be disposed for being connected to core network in house, via broadband.This
It can be brought for user and provide (converged offering) identical service and benefit with merging, it is important that can use existing
There is dual-mode equipment of the standard cell phone without upgrading to costliness.
In HNB situations, cheap (as WLAN (the WLAN)) product of terminal user's purchase is usually assumed that
And this physical entity also is installed in its family.The terminal that then such HNB can be registered to the HNB owner, which is provided, to be covered
Lid/service.HNB can still use the same frequency spectrum that operator possessed and equally use at least in part to be just used for by operator
The frequency spectrum of macrocell covering is provided to the region where HNB.
In addition to the third generation (3G) GSM, the things of interest of Femto cell can equally be well applied to newly
Emerging wireless broad band technology, such as WiMAX (micro-wave access global inter communication) and LTE.
If terminal device (such as movement station (MS) or user equipment (UE)) is located within the covering of Femto cell,
Then Femto cell can be covered with high data throughout and preferably to provide Information Mobile Service to the terminal device.In addition,
It is possible to different from the pricing system for the macrocell Femto cell that is used for according to the business model of operator
Specific pricing system.For example, for be in or small office each Femto cell monthly payment pay be possible.
The content of the invention
According to some embodiments, a kind of method of suggestion in receiving terminal includes：
Broadcast singal is received from cellular network；
Checked whether based on the lead code or header portion of the broadcast singal small from different first and second
Broadcast singal described in area's type reception；And
If the broadcast singal from first and second cell type is received with enough intensity, for net
The network access selection first community type.
In addition, the method for another suggestion in transmitting terminal includes：
Lead code or header portion based on broadcast singal indicate to provide cell type；And
The cell class set by the broadcast singal and according to the cell type for the cell for sending the broadcast singal
Type indicates to be transmitted together.
In addition, a kind of equipment of suggestion in receiving terminal includes：
Receiver, for receiving broadcast singal from cellular network；
Detector, for being checked whether based on the lead code or header portion of the broadcast singal from different
One and second community type reception described in broadcast singal；And
Selector, if the broadcast singal from first and second cell type is connect with enough intensity
Receive, then select the first community type for network insertion.
Finally, a kind of equipment of suggestion in transmitting terminal includes：
Indicator, cell type instruction is provided for lead code or header portion based on broadcast singal；And
Transmitter, for the broadcast singal and the cell type according to the cell for sending the broadcast singal to be set
The cell type put indicates to be transmitted together.
The above method may be implemented as a kind of computer program product, and the computer program product includes being used in operation
The code device of corresponding above-mentioned steps is produced when in computer equipment.
The said equipment may be implemented as NE or node, access device, fixation or mobile terminal device or
Person is implemented as module, chip or the chipset provided in these nodes, unit or equipment.
It is therefore proposed distinguishing different districts type by some modes so that terminal device can based on its preference come
Selectively access cell type：When terminal device initial access network, the terminal device can be monitored and set from access
Standby (such as base station (BS) or the lead code and/or header HNB) broadcasted.If detect from the leading of cell type
Code signal is very strong, then terminal device can selectively access desired first community type (such as Femto cell) and
Second community type (such as macrocell) so that the terminal device can enjoy some benefits (for example valuating preferential) and/
Or high data rate.Therefore the solution of proposition helps which terminal device identifies from accessible cell type scope
It is desired cell type, because the solution can distinguish the broadcast singal of different districts type.
In specific embodiment example, first community type can have the cell chi smaller than second community type
It is very little.More precisely, first community type can be Femto cell, and second community type is macrocell.However, of the invention
Such cell type is not limited to, and can be used for any cell type of the difference with different characteristic.
Checking can be for example including detecting that the predetermined specific lead code of cell type or predetermined cell type are specific
Mark or the specific header of predetermined cell type repeat (repetition).Therefore, cell type indicates to pass through
Specifically mark or predetermined cell type are specific for the specific lead code of predetermined cell type or predetermined cell type
Header repeat pattern provide.
According to it is specific but and nonrestrictive embodiment example, the specific lead code of cell type can be by pre-
The fixed lead code modulation sequence distributed mark.
According to it is another specific but and nonrestrictive embodiment example, header portion can be frame control header,
And cell type can be provided in frame control header specifically to indicate.
According to it is another specific but and nonrestrictive embodiment example, it is possible to use frame controls header to perform
The specific header of cell type is repeated.
According to it is another specific but and nonrestrictive embodiment example, the specific header of cell type is repeated can
To be related to predetermined reversing.
Other favourable modifications are limited in the dependent claims.
Brief description of the drawings
The present invention is more fully described based on exemplary embodiment now with reference to the following drawings, wherein：
Fig. 1 shows that the present invention can be implemented on schematic network framework therein；
Fig. 2 shows the schematic block diagram of the access device and terminal device according to embodiment；
Fig. 3 shows the flow chart of the selective access procedure according to embodiment；
Fig. 4 is shown indicates that frame controls the form of header format according to embodiment；And
Fig. 5 shows the schematic block diagram of the embodiment based on software according to embodiment.
Embodiment
Below, embodiments of the invention will be described based on illustrative rather than restrictive WiMAX network framework.
Fig. 1 shows the schematic network frame with femto BS (FBS) 30 and grand BS (MBS) 20 according to embodiment
Structure.
According to Fig. 1, in home domain, FBS 30 controls small-sized Femto cell (FC), and MBS 20 control it is bigger normal
Advise macrocell (MC).In order to realize the access to fixed network (such as internet), FBS 30 is in WiMAX frameworks via xDSL
Modem and DSLAM are connected to the first wireless network 300 (such as wide area network (WAN) 300) or any other type
Wireless network.In addition, in mobile operator domain, MBS 20 is connected to second wireless network 200 (such as via access
Service Network Gateway (ASN-GW) (not shown) is connected to mobile communications network (such as LTE), the access service network gateway
(ASN-GW) it can be provided to the link of the second network 300).
In this embodiment, FBS 30 can be different from MBS 20 in a number of ways as explained later on.Thus, position
FBS 30 can be selectively accessed in the terminal device in both FC and MC covering or MS 10.More precisely, MS
10 initiate network insertion.Meanwhile, MS 10 can monitor the lead code and report from FBS 30 and/or MBS 20 signal broadcasted
At least one in head (such as frame control header (FCH)).If the lead code from MBS 20 and FBS 30 that detects and/
Or header signal is very strong.MS 10 can selectively access FBS 30 rather than access MBS 20.Thus, MS 10 can be with
For example enjoy preferential and/or high data rate of valuating.
Same rule can be followed during switching.FBS 30 and MBS 20 can be obtained from target BS lists.Then,
MS 10 can switch to FBS 30 rather than MBS 20.MS 10 can recognise which is FBS 30 with.
For example, in Fig. 1, MS 10 is located at the point that MBS 20 and FBS 30 are covered.Then MS 10 can initially connect
FBS 30 is selectively accessed during entering, switch etc..MS 10 can identify that data rate is high and the low FBS of cost is available.
If the other cell selection algorithms based on strategy of deployment, the difference between FBS 30 and MBS 20 can also be helpful.
Note, Fig. 1 embodiment can be changed in various manners.MBS 20 and FBS 30 can with different from Fig. 1 or
Opposite mode is connected to identical network (such as WiMAX, LTE) or is connected to heterogeneous networks.
Fig. 2 shows the schematic block diagram of the MS 10 and MBS 20 or FBS 30 according to embodiment.Note, in fig. 2
Only describe those functions useful for understanding the present invention.
In MS 10, by for checking that the header of the broadcast singal received or the cell type of lead code detect (CTD)
Function or unit 15 check the information received, to have been sent the cell type of received broadcast singal.Can
To provide CTD functions or unit 15 as the part of radio resource control (RRC) function.RRC can control radio frequency (RF)
The reception operation of the receiver part of front end unit 16.RF front end units 16 can realize being wirelessly transferred and connecing via antenna
Receive.Based on the cell type detected, before CTD functions or unit 15 can for example determine that the cell type that receives is specific
Signal quality, power or the intensity of leading code or header.CTD functions or unit 15 can forward analog value or parameter Pm
And Pf, these analog values or parameter PmAnd PfCan for example indicate respectively the signal quality received from MC and FC, power or
Intensity.Other cell types can certainly be distinguished.
At least it is based on parameter PmAnd Pf, cell selection function or unit 14 can select the small of network insertion to be used for
Area's type (such as FBS 30 or MBS 20) and can control access controller or control unit 17 initiate be used for network
The corresponding control signaling of access.
In MBS 20 or FBS 30, cell type information can be set in type indicator or unit (TI) 22.
The type indicator or unit (TI) 22 can be controlled in response to corresponding control input.Control input can for example by
Virtual network operator is supplied or is stored in appropriate storage device (not shown).Cell type information is at least based on, can be with
Change and can be sent via RF front end units 24 and antenna in message control information (MCI) function or unit 23 and broadcasted
Header or lead code or its transmission in signal.
Fig. 3 is shown at the receiving side according to embodiments of the present invention that can be implemented based on the handling routine in MS 10
The flow chart of reason.
In step S101, MS 10 monitors (multiple) from access network, for example received from FBS 30 or MBS 20
Broadcast singal.Then, detection cell type and intensity (or quality or power etc.), and in step in step s 102
The FC signals that sufficient intensity is determined whether there is in S103 can use.If so, then initiating the access to FC in step S104.It is no
Then, if judging available without the FC signals with sufficient intensity (or quality or power etc.) in step s 103,
The access (if available) to MC is initiated in step S105.
Below, the example embodiment party for distinguishing different districts type (such as distinguishing FBS 30 and MBS 20) is introduced
Formula option.
According to the first Example embodiments option, different lead codes can be distributed to FBS 30 and MBS 20.In WiMAX
In 802.16e standards, every section has 114 with cell identity (Idcell) for 1024-FFT (Fast Fourier Transform (FFT)) pattern
Individual lead code modulation sequence.It therefore, it can distribute a number of lead code modulation sequence to FBS 30.Remaining lead code is modulated
Sequence still can be used for MBS 20.As an example, can to the distribution of FBS 30 with IDcell={ 30,31 } and section=0,
1,2 } lead code.Once the preamble sequence that MS 10 detects scanned BS belongs to FBS classifications, the MS 10 can just know
This BS of road is FBS.
According to another Example embodiments option, frame can be set to control the mark in header (FCH), to recognize FBS
30.Downlink frame prefix (DL_ frames _ prefix) be each frame beginning send data structure and comprising on present frame
Information and also be mapped to FCH.
For all FFT sizes in addition to 128, Fig. 4 shows showing according to the instruction frame prefix form of embodiment
The form of example property structure.A reserved bit in downlink frame prefix may be used as femto mark, to represent this BS
Whether it is FBS.If femto mark is configured to " 1 ", the BS for having sent received broadcast singal is FBS.It is no
Then, the BS is MBS, and or vice versa.
Other reserved bits of obvious frame prefix can be used for cell type and indicate or signaling.
After synchronous with relevant BS, MS 10 can identify whether the BS is FBS so that can be based on its definition
Strategy come determine whether access the BS.
According to yet another embodiment embodiment option, polarity switching can be used in FCH is repeated.As an example, for except
Preceding 4 time slots in FFT sizes outside 128, downlink (DL) part of this section include FCH.It is by code rate
1/2 and repeated encoding modulates these time slots for 4 QPSK (QPSK).In order to add more information in FCH, this
In with polarization repeat (polarized repetition).
As an example, for MBS, the form of repetition can be generally defined to [A A A A] according to standard criterion.The opposing party
Face, for FBS, proposition changes repetition form according to predetermined polarity pattern.As an example, pattern can be [A-A A-A], this
Instruction second and Part IV are repeated anti-phase.Therefore, different repetition forms can be clarified by correlation at MS ends.This only increases
Plus seldom additional complexity.
Fig. 5 shows a kind of schematic block diagram of interchangeable embodiment based on software according to embodiment.It is required
Function can be implemented in any terminal or network entity with processing unit 410 (such as MS 10 or MBS 20 or
In FBS 30).Processing unit 410 can be any processor or computer equipment with control unit.Control unit can
Control is performed with the software routines based on the control program being stored in memory 412.Control program can also individually by
It is stored on computer-readable medium.Code instructions are extracted from memory 412 and can be loaded into processing unit
410 control unit, to perform the processing for the specific function of the said equipment of may be embodied as above mentioned software routines
Step.Process step can be performed based on input data DI and can generate output data DO.In the case of MS 10,
Input data DI can correspond to the broadcast singal received, and output data DO can correspond to for accessing selected cell
Access signaling.In the case of MBS 20 or FBS 30, the cell type that input data DI can correspond to receive is set
Information, and output data DO can correspond to the broadcast singal (such as header, lead code or transmission mode) changed.
Thus, MS 10, MBS 20 and FBS 30 above-described embodiment may be implemented as a kind of meter including code device
Calculation machine program product, the code device is used to generate when running on the computer equipment of corresponding entity or data processor
Each independent step for the signaling procedure of the corresponding entity.
In a word, it has been described that the method and apparatus for providing selective network access, wherein based on broadcast singal
At least one in lead code and header portion indicates to provide cell type.In receiving terminal, based on lead code and header portion
In at least one receive broadcast singal to check whether from different the first and second cell types.If from first and the
The broadcast singal of two cell types is received with enough intensity, then selects first community type for network insertion.
Obviously, the present invention can be easily extended to any service and network environment and be not limited to LTE or movement
WiMAX technical fields, and especially it is not limited to MBS and FBS.The embodiment and embodiment option proposed can be used all
Possible mode come combine and can be with disposing in the wireless network any base station with different districts type combined come
Implement.
Therefore embodiment can change, because using the above method and all methods and techniques of technology or its combination,
Wherein ad hoc approach, technology or algorithm can be used according to the feature supported of particular system.Appended claims
It is intended to cover all such feature and advantage fallen within the scope of the appended claims.Because those skilled in the art hold
Many modifications and changes are readily conceivable that, so the scope is not intended to be limited to a limited number of embodiment described here.Thus, institute
All appropriate changes, modification, combination and the equivalent of attached claim feature are all the parts considered of the scope.
Claims (14)
1. a kind of method, it includes：
At least one in lead code and header portion based on broadcast singal indicates to provide cell type；And
The broadcast singal is transmitted together with the cell type instruction that the cell type according to cell is set, wherein from
The cell sends the broadcast singal.
2. according to the method described in claim 1, wherein, the cell type indicates to be suitable to indicate that the first and second cell classes
Type, the first community type has the cell size smaller than the second community type.
3. method according to claim 2, wherein, first community type second community for Femto cell
Type is macrocell.
4. the method described in any claim in claims 1 to 3, wherein, the cell type is indicated by pre-
Specifically mark or predetermined cell type are specific for the specific lead code of fixed cell type or predetermined cell type
Header repeat pattern is provided.
5. method according to claim 4, wherein, the specific lead code of cell type is distributed by predetermined
Lead code modulation sequence is identified.
6. the method according to claim 4 or 5, wherein, it is specific in frame control header to provide the cell type
Mark.
7. the method described in any claim in claim 4 to 6, wherein, performed using frame control header described
The specific header of cell type is repeated.
8. the method described in any claim in claim 4 to 7, wherein, the specific header of cell type
Repetition is related to predetermined reversing.
9. a kind of equipment, it includes：
Indicator, cell type instruction is provided for lead code or header portion based on broadcast singal；And
Transmitter, for the broadcast singal to be carried out together with the cell type instruction that the cell type according to cell is set
Send, wherein sending the broadcast singal from the cell.
10. equipment according to claim 9, wherein, the indicator is configured to specific by predetermined cell type
Lead code or predetermined cell type specifically mark or the predetermined specific header repeat pattern of cell type are carried
Indicated for the cell type.
11. a kind of access device, it includes equipment according to claim 9.
12. a kind of chip module, it includes equipment according to claim 9.
13. a kind of computer program product, the step of it is included in production method claim 1 when running in computer equipment
Code device.
14. a kind of equipment, it includes：
Instruction device, cell type instruction is provided for lead code or header portion based on broadcast singal；And
Dispensing device, for the broadcast singal to be entered together with the cell type instruction that the cell type according to cell is set
Row is sent, wherein sending the broadcast singal from the cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710403212.8A CN107277892B (en) | 2008-06-06 | 2008-06-06 | Cell-selective network access |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710403212.8A CN107277892B (en) | 2008-06-06 | 2008-06-06 | Cell-selective network access |
| CN200880129669.3A CN102057728B (en) | 2008-06-06 | 2008-06-06 | cell-selective network access |
| PCT/EP2008/004543 WO2009146725A1 (en) | 2008-06-06 | 2008-06-06 | Cell-selective network access |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880129669.3A Division CN102057728B (en) | 2008-06-06 | 2008-06-06 | cell-selective network access |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107277892A true CN107277892A (en) | 2017-10-20 |
| CN107277892B CN107277892B (en) | 2020-08-11 |
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ID=40427376
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710403212.8A Active CN107277892B (en) | 2008-06-06 | 2008-06-06 | Cell-selective network access |
| CN200880129669.3A Active CN102057728B (en) | 2008-06-06 | 2008-06-06 | cell-selective network access |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880129669.3A Active CN102057728B (en) | 2008-06-06 | 2008-06-06 | cell-selective network access |
Country Status (15)
| Country | Link |
|---|---|
| US (2) | US10555242B2 (en) |
| EP (1) | EP2289271B1 (en) |
| JP (1) | JP5551156B2 (en) |
| KR (1) | KR101174595B1 (en) |
| CN (2) | CN107277892B (en) |
| AU (1) | AU2008357313C1 (en) |
| BR (1) | BRPI0822638A2 (en) |
| CA (1) | CA2724811C (en) |
| DK (1) | DK2289271T3 (en) |
| ES (2) | ES2680021T3 (en) |
| MX (1) | MX2010013383A (en) |
| PL (1) | PL2289271T3 (en) |
| RU (1) | RU2476018C2 (en) |
| WO (1) | WO2009146725A1 (en) |
| ZA (1) | ZA201007721B (en) |
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| US20110143755A1 (en) * | 2009-12-16 | 2011-06-16 | Research In Motion Limited | System and method for identifying a telecommunication cell based on broadcast cell parameters |
| JP5386404B2 (en) * | 2010-02-26 | 2014-01-15 | 株式会社日立製作所 | Wireless communication system, base station, and network control apparatus |
| EP2588968A4 (en) * | 2010-06-30 | 2016-03-23 | Hewlett Packard Development Co | System and method for service recommendation service |
| JP2013542693A (en) * | 2010-11-09 | 2013-11-21 | 富士通株式会社 | Interference user detection method, home base station and user equipment |
| WO2014133263A1 (en) * | 2013-02-26 | 2014-09-04 | 주식회사 케이티 | Method and apparatus for performing carrier aggregation |
| CN111050381B (en) * | 2018-10-12 | 2021-04-09 | 华为技术有限公司 | Data transmission method and device |
| CN111328126B (en) * | 2018-12-17 | 2021-09-07 | 华为技术有限公司 | Communication method and device |
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